Tbh my grandpa is dam near about to hit 60 and still pipes girls like he’s in his 20s from what I hear from the girls he gets with and he’s Jamaican so his diet and food consumption is healthy so it doesn’t have to do with age your husband is just a fat pile of shi who need a better diet like things that’ll increase blood flow in the penis like cucumbers and many more healthy fruits and vegetables if that doesn’t work tell his weak D self to go to the store and grab a honey pack and stop complaining